Knife and fork definitely required. Happy Pi Day.
Design by Alice Mongkongllite / BuzzFeed. Photos by Lauren Zaser / BuzzFeed
This is a pizza:
Flickr: navin75 / Creative Commons
These are pies:
Lauren Zaser / BuzzFeed
But some people insist on referring to pizza as "pizza pie" or even just "pie." (!) Come ON GUYS, that doesn't make sense. This is obviously not a pie:
This linguistic inconsistency would, for example, be very confusing to aliens!!!!
Flickr: dippy_duck / Creative Commons
